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  <title>返回由已定义类的名字所组成的数组</title>
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 <body class="docs"><div id="layout">
  <div id="layout-content"><div id="function.get-declared-classes" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">get_declared_classes</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">get_declared_classes</span> &mdash; <span class="dc-title">返回由已定义类的名字所组成的数组</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.get-declared-classes-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>get_declared_classes</strong></span>
    ( <span class="methodparam">void</span>
   ) : <span class="type">array</span></div>

  <p class="para rdfs-comment">
   返回由当前脚本中已定义类的名字组成的数组。
  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.get-declared-classes-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
    返回由当前脚本中已定义类的名字组成的数组。
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    需要注意的是额外类的出现依赖于你已编译到 PHP 
    中的库。这意味着你不能使用这些类名定义自己的类。在附录的
    <a href="reserved.classes.html" class="link">预定义类</a>
    部分有预定义类的列表。
   </p>
  </p></blockquote>
 </div>

 
 <div class="refsect1 examples" id="refsect1-function.get-declared-classes-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-6140">
    <p><strong>Example #1 <span class="function"><strong>get_declared_classes()</strong></span> 例子</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">get_declared_classes</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
Array
(
    [0] =&gt; stdClass
    [1] =&gt; __PHP_Incomplete_Class
    [2] =&gt; Directory
)
</pre></div>
    </div>
   </div>
  </p>
 </div>

 <div class="refsect1 seealso" id="refsect1-function.get-declared-classes-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="class_exists.html" class="function" rel="rdfs-seeAlso">class_exists()</a> - 检查类是否已定义</span></li>
    <li class="member"><span class="function"><a href="get_declared_interfaces.html" class="function" rel="rdfs-seeAlso">get_declared_interfaces()</a> - 返回一个数组包含所有已声明的接口</span></li>
    <li class="member"><span class="function"><a href="get_defined_functions.html" class="function" rel="rdfs-seeAlso">get_defined_functions()</a> - 返回所有已定义函数的数组</span></li>
   </ul>
  </p>
 </div>

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